After toiling mostly alone in Hell’s Kitchen, Matt Murdock/Daredevil (Charlie Cox), Jessica Jones (Krysten Ritter), Luke Cage (Mike Colter) and Danny Rand/Iron Fist (Finn Jones) unite in what you’d expect would be the most reluctant and messy way. As Scott Glenn’s Stick says to the quartet in the trailer that dropped this morning: “The war for New York is here, so get your sh*t together.” Nirvana’s equally brooding “Come As You Are” in the background to the action doesn’t hurt.